Keyphrases
- medical data
- homomorphic encryption
- cloud storage
- encrypted data
- privacy preserving
- encryption scheme
- third party
- data sharing
- sensitive data
- ciphertext
- cloud computing
- data storage
- sql queries
- medical images
- data hiding
- read write
- service providers
- encryption algorithm
- public key
- file system
- data mining
- data privacy
- security analysis
- sensitive information
- smart card
- data integration
- distributed data
- standard model
- secret key
- low cost